Detectives used a clever gum ruse to collect DNA from Mitchell Gaff, who pleaded guilty to two decades-old cold case murders ...

A new study finds the proteins responsible for controlling which genes are expressed in a genome do more than simply turn a ...

Guthrie, 84, was reported missing on Feb. 1, when her family members checked on her after she missed a church service.

FBI tests on 'rootless hair' DNA from 84‑year‑old Nancy Guthrie's Tucson home mark a pivotal turn in the case, as a top ...

The investigation into Nancy Guthrie's disappearance has taken a turn after authorities in Pima County handed over DNA ...

Aloysius Winthrop James was sentenced to life without parole for the 1988 murder of Ofelia Sandoval after a covert FBI DNA ...

According to a report from ABC News, a private Florida lab and the Pima County Sheriff’s Department has sent the sample to ...

The Federal Bureau of Investigation has received DNA evidence recovered from the Tucson, Arizona, home of Nancy Guthrie, ...

Nancy Guthrie investigation latest update for April 20, 2026, including new details on rumors, DNA evidence, and search ...

Parrots captured in the Amazon rainforest by pre-Inca people were transported hundreds of miles over the Andes to coastal ...

Biomarkers are redefining how oncology trials are designed, shifting from single-mutation targeting to comprehensive genomic ...

Pythons are spreading north in Florida, adapting to cold by using burrows. Scientists warn Brevard County is at risk.